CVE-2026-0529 — Improper Validation of Array Index in Packetbeat Leading to Overflow Buffers

CVE-2026-0529

Improper Validation of Array Index in Packetbeat Leading to Overflow Buffers PUBLISHED

Description (CNA)

Improper Validation of Array Index (CWE-129) in Packetbeat’s MongoDB protocol parser can allow an attacker to cause Overflow Buffers (CAPEC-100) through specially crafted network traffic. This requires an attacker to send a malformed payload to a monitored network interface where MongoDB protocol parsing is enabled.

Affected (CNA)

Vendor / product	Versions
Elastic / Packetbeat	affected 7.0.0 through 7.17.29; affected 8.0.0 through 8.19.9; affected 9.0.0 through 9.1.9; affected 9.2.0 through 9.2.3

CWE

CWE-129

References

https://discuss.elastic.co/t/packetbeat-8-19-10-9-1-10-9-2-4-security-update-esa-2026-02/384520

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.